import java.sql.*; public class JenaJdbcExample { public static void main(String[] args) { try { Class.forName("org.apache.jena.jdbc.tdb.TdbDriver"); String url = "jdbc:jena:tdb:/path/to/tdb/database"; String username = "username"; String password = "password"; Connection connection = DriverManager.getConnection(url, username, password); Statement statement = connection.createStatement(); String query = "SELECT ?subject ?predicate ?object WHERE {?subject ?predicate ?object}"; ResultSet resultSet = statement.executeQuery(query); while (resultSet.next()) { String subject = resultSet.getString("subject"); String predicate = resultSet.getString("predicate"); String object = resultSet.getString("object"); System.out.println("Triple: " + subject + " " + predicate + " " + object); } resultSet.close(); statement.close(); connection.close(); } catch (Exception e) { e.printStackTrace(); } } }


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